Re: file renamer (i'm a newbie)

that is pretty cool... I'll have to remember it.

On 3/25/06, Andrew Savige <[email protected]> wrote:
> --- Eric Waguespack wrote:
> > ok...
> >
> > #!/usr/bin/perl -nl
> > $o=$_;y/ /_/;-e||print("renaming $o ===> $_")&&rename$o,$_
> >
> >
> > ok so you are looping around <> and adding newlines...
> > saving the name as $o
> > y is an alias for tr
> > checking if the file exists with -e
> > || print msg && rename.
> >
> > very nice, thanks a lot.
>
> Yep. To aid sight in this case, Deparse is your friend:
>
> # perl -MO=Deparse f.pl
>
> BEGIN { $/ = "\n"; $\ = "\n"; }
> LINE: while (defined($_ = <ARGV>)) {
>     chomp $_;
>     $o = $_;
>     tr/ /_/;
>     print "renaming $o ===> $_" and rename $o, $_ unless -e $_;
> }
> f.pl syntax OK
>
> Cheers,
> /-\
>
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